import { type Frontmatter } from '../schemas/index.js';
export interface ParsedMarkdown {
    frontmatter: Frontmatter;
    content: string;
}
/**
 * Parses a markdown file with YAML frontmatter.
 */
export declare function readMarkdown(filePath: string): Promise<ParsedMarkdown>;
/**
 * Writes a markdown file with YAML frontmatter.
 */
export declare function writeMarkdown(filePath: string, frontmatter: Frontmatter, content: string): Promise<void>;
/**
 * Updates the frontmatter of an existing markdown file.
 */
export declare function updateFrontmatter(filePath: string, updates: Partial<Frontmatter>): Promise<void>;
/**
 * Creates a new markdown file with frontmatter.
 */
export declare function createMarkdownFile(filePath: string, title: string, content: string, options?: Partial<Omit<Frontmatter, 'title' | 'created'>>): Promise<void>;
/**
 * Appends content to an existing markdown file.
 */
export declare function appendToMarkdown(filePath: string, newContent: string): Promise<void>;
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